;# pwd.pl - keeps track of current working directory in PWD environment var
;#
-;# $Header: pwd.pl,v 3.0.1.2 91/01/11 18:09:24 lwall Locked $
+;# $RCSfile: pwd.pl,v $$Revision: 4.1 $$Date: 92/08/07 18:24:11 $
;#
;# $Log: pwd.pl,v $
-;# Revision 3.0.1.2 91/01/11 18:09:24 lwall
-;# patch42: some .pl files were missing their trailing 1;
-;#
-;# Revision 3.0.1.1 90/08/09 04:01:24 lwall
-;# patch19: Initial revision
-;#
;#
;# Usage:
;# require "pwd.pl";
if ($ENV{'PWD'}) {
local($dd,$di) = stat('.');
local($pd,$pi) = stat($ENV{'PWD'});
- return if $di == $pi && $dd == $pd;
+ if ($di != $pi || $dd != $pd) {
+ chop($ENV{'PWD'} = `pwd`);
+ }
+ }
+ else {
+ chop($ENV{'PWD'} = `pwd`);
+ }
+ if ($ENV{'PWD'} =~ m|(/[^/]+(/[^/]+/[^/]+))(.*)|) {
+ local($pd,$pi) = stat($2);
+ local($dd,$di) = stat($1);
+ if ($di == $pi && $dd == $pd) {
+ $ENV{'PWD'}="$2$3";
+ }
}
- chop($ENV{'PWD'} = `pwd`);
}
sub main'chdir {
local($newdir) = shift;
+ $newdir =~ s|/{2,}|/|g;
if (chdir $newdir) {
if ($newdir =~ m#^/#) {
$ENV{'PWD'} = $newdir;